Multipurpose three-in-one combined charging device

Abstract

The utility model relates to a multipurpose three-in-one combined charging device, which comprises a telescopic line device, a wireless charging seat and a power bank, wherein the telescopic line device comprises a first shell and a telescopic line; the wireless charging seat comprises a second shell; a first circuit board and a first wireless charging coil are arranged in the second shell; the second shell is also provided with a first interface; the power bank comprises a third shell; a second circuit board and a chargeable and dischargeable battery are arranged in the third shell; the third shell is also provided with a second interface; first magnetic attraction assemblies which are matched with each other are arranged in the first shell and the second shell respectively and used for enabling the wireless charging base to be attracted to the telescopic line device. Second magnetic attraction assemblies which are matched with each other are arranged in the first shell and the third shell correspondingly and used for enabling the power bank to be attracted to the telescopic line device. And the first interface and / or the second interface are / is connected with the telescopic line. According to the utility model, the telescopic line device, the wireless charging seat and the power bank are combined, so that the wireless charging seat is convenient to use and carry.

Description

Technical Field

[0001] The utility model relates to the technical field of electronic devices, in particular to a multi-purpose three-in-one combined charging device. Background Art

[0002] Popular magnetic wireless chargers with built-in cables and magnetic mobile power supplies on the market each have their own charging cables during use. When both are used, the same charging cable cannot be shared. Content of the Utility Model

[0003] To solve the above technical problems, the utility model provides a multi-purpose three-in-one combined charging device, which combines a telescopic cable device, a wireless charging stand, and a power bank. It is convenient to use and easy to carry, meeting various charging needs.

[0004] The technical solution adopted by the utility model to solve its technical problems is: a multi-purpose three-in-one combined charging device, including a telescopic cable device, a wireless charging stand, and a power bank; wherein,

[0005] The telescopic cable device includes a first housing and a telescopic cable;

[0006] The wireless charging stand includes a second housing; a first circuit board and a first wireless charging coil are arranged in the second housing; a first interface electrically connected to the first circuit board is further arranged on the second housing;

[0007] The power bank includes a third housing; a second circuit board and a rechargeable battery are arranged in the third housing; a second interface electrically connected to the second circuit board is further arranged on the third housing;

[0008] Mutually matching first magnetic components are respectively arranged on the top side inside the first housing and the bottom side inside the second housing, for enabling the wireless charging stand to be adsorbed on the top side of the telescopic cable device;

[0009] Mutually matching second magnetic components are respectively arranged on the bottom side inside the first housing and the top side inside the third housing, for enabling the power bank to be adsorbed on the bottom side of the telescopic cable device;

[0010] The first interface and / or the second interface are connected to the telescopic cable.

[0011] Further, the first magnetic component includes a first iron ring arranged on the top side inside the first housing and a first magnetic ring arranged on the bottom side inside the second housing.

[0012] Further, the second magnetic component includes a second iron ring arranged on the bottom side inside the first housing and a second magnetic ring arranged on the top side inside the third housing.

[0013] Further, a second wireless charging coil is also arranged in the third shell of the power bank.

[0014] Further, the telescopic wire includes a fixed section, and a third interface is provided at the end of the fixed section; a bayonet is also arranged on the side surface of the first shell for receiving and clamping the third interface, so that the part of the fixed section exposed outside the first shell forms a hanging rope structure.

[0015] Further, the telescopic wire further includes a telescopic section, and a fourth interface is provided at the end of the telescopic section; a receiving groove is also arranged on the side surface of the second shell for receiving the part of the telescopic section exposed outside the first shell and the fourth interface after the telescopic wire is retracted.

[0016] Further, the telescopic wire device further includes a wire reel, and the telescopic section of the telescopic wire is wound on the wire reel; a follower terminal electrically connected to the telescopic section is also fixed on the wire reel; a static terminal corresponding to the follower terminal and electrically connected to the fixed section is also fixed in the first shell, and the follower terminal and the static terminal are electrically connected through the cooperation of elastic pieces.

[0017] Further, the telescopic wire device further includes a spiral spring, and the spiral spring is installed between the first shell and the wire reel for providing the power for the wire reel to take up the wire.

[0018] Further, the telescopic wire device further includes a locking component; the locking component cooperates with the wire reel for locking the wire reel to stop taking up the wire or for unlocking the wire reel.

[0019] Advantages of the present utility model: The telescopic wire device, the wireless charging stand, and the power bank of the present utility model are combined. The wireless charging stand and the power bank are adsorbed on the telescopic wire device by a magnetic attraction manner, so that the three form a quickly disassembled and assembled whole, which is convenient to use and carry, and meets various charging requirements; the three can also be used independently; the design of the bayonet enables the telescopic wire to form a hanging rope, which further facilitates carrying. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 A three-dimensional schematic diagram of a multi-purpose three-in-one combined charging device for an embodiment;

[0021] Figure 2 A schematic diagram of a separated state of a multi-purpose three-in-one combined charging device for an embodiment;

[0022] Figure 3 An exploded state schematic diagram of a telescopic wire device of a multi-purpose three-in-one combined charging device for an embodiment;

[0023] Figure 4 An exploded state schematic diagram of a wireless charging stand of a multi-purpose three-in-one combined charging device for an embodiment;

[0024] Figure 5 Explosion state schematic diagram of the power bank of a multi-purpose three-in-one combined charging device according to an embodiment;

[0025] Among them, 1 - telescopic wire device, 2 - wireless charging stand, 3 - power bank, 11 - first housing, 12 - wire coil, 13 - static terminal, 14 - telescopic section, 15 - fixed section, 16 - locking component, 17 - first iron ring, 18 - second iron ring, 111 - bayonet, 112 - storage groove, 141 - fourth interface, 151 - third interface, 21 - second housing, 22 - first circuit board, 23 - first wireless charging coil, 24 - first magnetic ring, 25 - first interface, 31 - third housing, 32 - second circuit board, 33 - second wireless charging coil, 34 - second magnetic ring, 35 - battery, 36 - second interface. Detailed implementation manners

[0026] To deepen the understanding of the present utility model, the present utility model will be further described in detail below in conjunction with the accompanying drawings and embodiments. The embodiments are only used to explain the present utility model and do not limit the protection scope of the present utility model.

[0027] Embodiment

[0028] Please refer to Figures 1 to 5 As shown, a multi-purpose three-in-one combined charging device according to this embodiment includes a telescopic wire device 1, a wireless charging stand 2, and a power bank 3; among them, the telescopic wire device 1 includes a first housing 11 and a telescopic wire; the wireless charging stand 2 includes a second housing 21; a first circuit board 22 and a first wireless charging coil 23 are arranged inside the second housing 21; a first interface 25 electrically connected to the first circuit board 22 is further arranged on the second housing 21; the power bank 3 includes a third housing 31; a second circuit board 32 and a rechargeable battery 35 are arranged inside the third housing 31; a second interface 36 electrically connected to the second circuit board 32 is further arranged on the third housing 31; mutually matching first magnetic attraction components are respectively arranged on the top side inside the first housing 11 and the bottom side inside the second housing 21 for enabling the wireless charging stand 2 to be adsorbed on the top side of the telescopic wire device 1; mutually matching second magnetic attraction components are respectively arranged on the bottom side inside the first housing 11 and the top side inside the third housing 31 for enabling the power bank 3 to be adsorbed on the bottom side of the telescopic wire device 1; the first interface 25 and / or the second interface 36 are connected to the telescopic wire.

[0029] Refer to again Figure 3 and Figure 4As shown, the first magnetic attraction component includes a first iron ring 17 disposed on the top side within the first housing 11 and a first magnetic ring 24 disposed on the bottom side within the second housing 21. Of course, the positions of the first iron ring and the first magnetic ring can be interchanged; the first iron ring can also be replaced with a magnetic ring.

[0030] Referring again to Figure 3 and Figure 5 As shown, the second magnetic attraction component includes a second iron ring 18 disposed on the bottom side within the first housing 11 and a second magnetic ring 34 disposed on the top side within the third housing 31. Of course, the positions of the second iron ring and the second magnetic ring can be interchanged; the second iron ring can also be replaced with a magnetic ring.

[0031] Referring again to Figure 5 As shown, a second wireless charging coil 33 is further disposed within the third housing 31 of the power bank 3. The power bank in this embodiment can also provide a wireless charging function.

[0032] Referring again to Figure 3 and Figure 2 As shown, the telescopic wire includes a fixed section 15, and the end of the fixed section 15 has a third interface 151; a bayonet 111 is further disposed on the side of the first housing 11 for receiving and clamping the third interface 151, so that the part of the fixed section 15 exposed outside the first housing 11 forms a hanging rope structure. In this embodiment, the way the bayonet clamps the third interface ensures the connection strength and forms the structure of a hanging rope, making it more convenient to carry.

[0033] Referring again to Figure 3 and Figure 2 As shown, the telescopic wire further includes a telescopic section 14, and the end of the telescopic section 14 has a fourth interface 141; a receiving groove 112 is further disposed on the side of the second housing 11 for receiving the part of the telescopic section 14 exposed outside the first housing 11 and the fourth interface 141 after the telescopic wire is retracted. In this embodiment, the fourth interface 141 and the receiving groove 112 can maintain the receiving state through cooperation methods such as clamping or magnetic attraction.

[0034] Referring again to Figure 3 As shown, the telescopic wire device 1 further includes a wire reel 12, and the telescopic section 14 of the telescopic wire is wound around the wire reel 12; a follower terminal electrically connected to the telescopic section 14 is further fixed on the wire reel 12; a static terminal 13 corresponding to the follower terminal and electrically connected to the fixed section is further fixed within the first housing 11, and the follower terminal and the static terminal 13 are electrically connected through the cooperation of elastic pieces. In this embodiment, the elastic piece can be fixed to the follower terminal and is in sliding contact and cooperation with the static terminal.

[0035] In this embodiment, the telescopic wire device 1 further includes a torsion spring, and the torsion spring is installed between the first housing 11 and the wire reel 12 for providing the power for the wire reel 12 to take up the wire.

[0036] Referring again to Figure 3 as shown, the telescopic wire device 1 further includes a locking assembly 16; the locking assembly 16 cooperates with the wire reel 12 to lock the wire reel 12 to stop wire winding or to unlock the wire reel 12.

[0037] In this embodiment, the connection relationship and operation principle between the locking assembly 16 and the wire reel 12 can refer to the content disclosed in the applicant's published invention patent CN202311635338.X, with the invention name of a telescopic wire device.

[0038] A multi-purpose three-in-one combined charging device in this embodiment includes at least the following usage modes:

[0039] 1. The third interface 151 of the fixed section 15 of the telescopic wire is connected to the second interface 36 of the power bank 3, and the fourth interface 141 of the telescopic section 14 of the telescopic wire is connected to the first interface 25 of the wireless charging stand 2; that is, the telescopic wire device 1, the wireless charging stand 2, and the power bank 3 are completely combined, powered by the power bank 3 of this device, and wireless charging is provided for the device to be charged through the wireless charging stand 2; in this usage mode, usually the power bank 3 can be adsorbed on the telescopic wire device 1, and the wireless charging stand can also be adsorbed on the telescopic wire device 1, and the extension of the telescopic wire can also be used to facilitate the operation of the user;

[0040] 2. The third interface 151 of the fixed section 15 of the telescopic wire is connected to the second interface 36 of the power bank 3, and the fourth interface 141 of the telescopic section 14 of the telescopic wire is connected to the device to be charged; that is, the telescopic wire device 1 and the power bank 3 are combined, powered by the power bank 3 of this device, and wired power supply is provided for the device to be charged; in this usage mode, usually the power bank 3 can be adsorbed on the telescopic wire device 1, and the extension of the telescopic wire is used to facilitate the operation of the user;

[0041] 3. One interface of the telescopic wire (which can be the third interface 151 or the fourth interface 141) is connected to the second interface 36 of the power bank 3, and the other interface of the telescopic wire is connected to an external power source; that is, the telescopic wire device 1 and the power bank 3 are combined, and the power bank 3 of this device is charged through the external power source;

[0042] 4. The third interface 151 of the fixed section 15 of the telescopic wire is connected to a power source other than the power bank 3 of this device, and the fourth interface 141 of the telescopic section 14 of the telescopic wire is connected to the first interface 25 of the wireless charging stand 2; that is, the telescopic wire device 1 and the wireless charging stand 2 are completely combined, powered by other power sources, and wireless charging is provided for the device to be charged through the wireless charging stand 2; in this usage mode, the wireless charging stand 2 can be adsorbed on the telescopic wire device 1, and the extension of the telescopic wire can also be used to facilitate the operation of the user;

[0043] V. The three components of the telescopic wire device 1, the wireless charging stand 2, and the power bank 3 of the present device can also be used separately. For example, the wireless charging stand 2 can be connected to other charging wires and other power sources to provide wireless charging for the device to be charged; the telescopic wire device 1 can be used alone as a charging or data transmission wire; the power bank 3 can be connected to other charging wires to provide wired charging, or the power bank 3 can be connected to other charging wires and a power source to charge the power bank 3; the power bank 3 of the present device can also be internally provided with a second wireless charging coil to independently provide wireless charging for the device to be charged.

[0044] The above embodiments should not limit the present utility model in any way. All technical solutions obtained by means of equivalent replacement or equivalent conversion fall within the protection scope of the present utility model.

Claims

1. A multi-purpose three-in-one combined charging device, characterized in that: It includes a telescopic wire device, a wireless charging stand, and a power bank; wherein, the telescopic wire device includes a first housing and a telescopic wire; the wireless charging stand includes a second housing; a first circuit board and a first wireless charging coil are arranged inside the second housing; a first interface electrically connected to the first circuit board is further arranged on the second housing; the power bank includes a third housing; a second circuit board and a rechargeable battery are arranged inside the third housing; a second interface electrically connected to the second circuit board is further arranged on the third housing; a first magnetic attraction assembly that cooperates with each other is respectively arranged on the top side inside the first housing and the bottom side inside the second housing, for enabling the wireless charging stand to be adsorbed on the top side of the telescopic wire device; a second magnetic attraction assembly that cooperates with each other is respectively arranged on the bottom side inside the first housing and the top side inside the third housing, for enabling the power bank to be adsorbed on the bottom side of the telescopic wire device; the first interface and / or the second interface is connected to the telescopic wire.

2. The multi-purpose three-in-one combined charging device according to claim 1, wherein: The first magnetic attraction assembly includes a first iron ring arranged on the top side inside the first housing and a first magnetic ring arranged on the bottom side inside the second housing.

3. A multi-purpose three-in-one combined charging device according to claim 1, characterized in that: The second magnetic attraction assembly includes a second iron ring arranged on the bottom side inside the first housing and a second magnetic ring arranged on the top side inside the third housing.

4. The multi-purpose three-in-one combined charging device according to claim 1, characterized in that: A second wireless charging coil is further arranged inside the third housing of the power bank.

5. A multi-purpose three-in-one combined charging device according to claim 1, characterized in that: The telescopic wire includes a fixed section, and a third interface is provided at the end of the fixed section; a bayonet is further arranged on the side surface of the first housing, for accommodating and clamping the third interface, so that the part of the fixed section exposed outside the first housing forms a hanging rope structure.

6. The multi-purpose three-in-one combined charging device according to claim 1, wherein: The telescopic wire further includes a telescopic section, and a fourth interface is provided at the end of the telescopic section; a receiving groove is further arranged on the side surface of the second housing, for receiving the part of the telescopic section exposed outside the first housing and the fourth interface after the telescopic wire is retracted.

7. The multi-purpose three-in-one combined charging device according to claim 1, wherein: The telescopic wire device further includes a wire reel, and the telescopic section of the telescopic wire is wound on the wire reel; a follower terminal electrically connected to the telescopic section is further fixed on the wire reel; a static terminal corresponding to the follower terminal and electrically connected to the fixed section is further fixed inside the first housing, and the follower terminal and the static terminal are electrically connected through the cooperation of elastic pieces.

8. The multi-purpose three-in-one combined charging device according to claim 1, characterized in that: The telescopic wire device further includes a torsion spring, and the torsion spring is installed between the first housing and the wire reel, for providing the power for the wire reel to take up the wire.

9. The multi-purpose three-in-one combined charging device according to claim 1, characterized in that: The telescopic wire device further includes a locking assembly; the locking assembly cooperates with the wire reel, for locking the wire reel to stop taking up the wire, or for unlocking the wire reel.

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